National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

72°F

22°C

Humidity 50%
Wind Speed S 9 mph
Barometer 30.19 in (1022.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 9 Aug 5:51 pm EDT
Extended Forecast for

Yarmouth ME

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, increasing clouds, with a low around 58. South wind 5 to 10 mph becoming light in the evening.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Sunny, with a high near 89. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 65. South wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, increasing clouds, with a low around 58. South wind 5 to 10 mph becoming light in the evening.
Sunday
Mostly sunny, with a high near 82. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 89. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Monday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 65. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 65.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth ME
 43.81°N 70.2°W (Elev. 52 ft)
Last Update:
1:50 pm EDT Aug 9, 2025
Forecast Valid:
6pm EDT Aug 9, 2025-6pm EDT Aug 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation